From: Robert Klemme <shortcutter@...>
Date: 2006-09-30T17:50:13+09:00
Subject: Re: On #<, #> and -w (void context warnings)

Eero Saynatkari wrote:
> Hello! 
> 
> Time for the weekly syntax analysis thingy. ruby -w causes
> this code to issue a warning:
> 
>   # warning: useless use of < in void context
>   '/tmp/foo' <  "Some text here" 
>   
> Same goes for #>. The problem, somewhat obviously, goes away
> when the same expression is used in a conditional position.
> 
> I was thinking about it and there is really no way to avoid
> this assuming that the warning is considered to be useful
> for those instances where someone accidentally uses this
> type of an expression outside a conditional.  

This is a quite accurate summary.

Kind regards

	robert